Who was married to Terpsichore?

NO one!!!!

'Tersichore; was one of the nine muses of Classical Greece..

She was the 'muse of dance'.

The other eight muses were -

Calliope (epic poetry/lyrics)

Clio (history)

Erato ( Love poetry)

Euterpe (Flute/music)

Melpolmene (tragedy)

Polyhymnia (Religious poetry)

Thalia (comedy).

Urania ( Astronomy/Astrology )